Definitions

undeterred

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undaunted adj.
untiring adj.

ADJECTIVE

undaunted

Synonyms

STRONGEST

fearless indomitable steadfast

WEAK

audacious coming on strong courageous dauntless fire-eating gallant icy intrepid not discouraged not put off resolute spunky unafraid unalarmed unapprehensive undiscouraged undismayed unfaltering unflinching unshrinking valiant valorous

Antonyms

WEAK

cowardly shrinking

ADJECTIVE

untiring

Synonyms

WEAK

constant continued continuing dedicated devoted dogged eager beaver fireball firm go-go grind hyper incessant indefatigable indomitable inexhaustible jumping patient perky persistent pertinacious plodding plugging resolute staunch steady strong tenacious tireless unceasing unfailing unfaltering unflagging unflinching unremitting unstinted unswerving unwavering unwearied

Antonyms

WEAK

failing irresolute tiring unpersevering

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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undeterred

Luke Tryl, who heads the More in Common research non-profit, told AFP Farage's core supporters "seem largely undeterred" but that newer Reform converts "might now be wavering".

From Barron's ● Aug. 13, 2026

The joke fell flat, but Bessent was undeterred.

From Salon ● Jun. 12, 2026

Still, fans are undeterred from visiting: Guadalajara, along with Vancouver, boasts the top hotel occupancy rate among all of the tournament’s host cities.

From The Wall Street Journal ● Jun. 11, 2026

His business partner decided to leave the industry but Sullivan was undeterred.

From BBC ● Jun. 8, 2026

Also like McCandless, Ruess was undeterred by physical dis-comfort; at times he seemed to welcome it.

From "Into the Wild" by Jon Krakauer

undeterred

Example Sentences

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Related Words